While the methods here pertain to computers, you can also. It's similarly possible to use VLC Media Player to stream YouTube videos into a file on your computer, resulting in videos of up to 1080p. Community Tested Three Methods: This wikiHow teaches you how to download YouTube videos onto your computer. You can use an online service called Convert2MP3 to do this for lower-quality videos, or you can use a program called 4K Video Downloader to download HD videos of up to 4K definition.